Segfault when basis is not found

[gustavojra]

   Basis set: TEST
Assertion failed: (max_nprim > 0), function Engine, file /Users/aroeira/.julia/packages/Lints/6cTxL/deps/include/libint2/engine.h, line 507.

signal (6): Abort trap: 6
in expression starting at REPL[7]:1
__pthread_kill at /usr/lib/system/libsystem_kernel.dylib (unknown line)
Allocations: 353960332 (Pool: 353850877; Big: 109455); GC: 215
Abort trap: 6

It is desirable some error handling to prevent a crash. For example:

list_of_all_basis = ...

if !(lowercase(basis) in list_of_all_basis)
     throw(Fermi.InvalidFermiOptions("Invalid basis set: $basis"))
end